Si 1,2,4,5,8,10,16,20,40,80
2, sin( θ )=6/12=1/2 => theta=30 degrees.
=> triangle is 30-60-90
3.
Cos(45)=sqrt(2)/2
=> x=10*sqrt(2)/2=5sqrt(2)
Answer:
8+7=15 15x150=0.1
Step-by-step explanation:
Of the sixteen possibilities only one is HHHT, so the probability is